Inventor · disambiguated record
Rolf Schafer
Also filed as: SCHAEFER ROLF · SCHAFER ROLF · SCHÄFER ROLF · WUBBELS BERNHARD
31 granted patents·6 pending applications·663 citations·filing 1974–2023
97Inventor score
Top patents by PatentIndex Score
37 records- 0195US4329561AMethod of ensuring the maintenance of constant quality of spot weldsEICHHORN FRIEDRICH PROF DR·Filed 1979·Granted May 11, 1982·97 cites·8 claims
- 0293US4362737ATransdermal carrier materialsSCHAEFER ROLF·Filed 1981·Granted Dec 7, 1982·47 cites·11 claims
- 0390US4546123APolymer hydrogels adapted for use as soft contact lenses, and method of preparing sameALCON LAB INC·Filed 1984·Granted Oct 8, 1985·65 cites·21 claims
- 0486US4617186ASustained release drug delivery system utilizing bioadhesive polymersALCON LAB INC·Filed 1984·Granted Oct 14, 1986·66 cites·12 claims
- 0584US4598017AComposite magnetic disk with Si and SiC substrateIBM·Filed 1984·Granted Jul 1, 1986·28 cites·7 claims
- 0680US8313411B2Backlash-free planetary gear unit with split planet gears, which are preloaded by spring bars arranged parallel to the planetary axis of rotationSCHAFER ROLF·Filed 2009·Granted Nov 20, 2012·13 cites·11 claims
- 0775US7862119B2Vehicle seat with lordosis supportALFMEIER PRAZISION AG BAUGRUPPEN UND SYSTEMLOSUNGEN·Filed 2006·Granted Jan 4, 2011·20 cites·19 claims
- 0871US11008414B2Polymer materials for contact lens applicationsCIS PHARMA AG·Filed 2016·Granted May 18, 2021·2 cites·18 claims
- 0968US4609493ASolution and method for removing inorganic and organic deposits from contact lensesALCON LAB INC·Filed 1984·Granted Sep 2, 1986·24 cites·6 claims
- 1067US2025318544A1Food compositions comprising selenium and coenzymesGENE ACTIVE GMBH·Filed 2023·Application pending·0 cites
- 1164US4303482AApparatus and method for selective electrochemical etchingIBM·Filed 1980·Granted Dec 1, 1981·30 cites·11 claims
- 1263US9839719B2Biocompatible polymers and co-polymers, and uses thereofHITZ HANS·Filed 2006·Granted Dec 12, 2017·1 cites·12 claims
- 1363US5696481AProcess for recording intermediate and final times in sporting eventsFiled 1996·Granted Dec 9, 1997·99 cites·6 claims
- 1461US3984523ASelective absorption of chloride from gases which contain chlorine and carbon dioxideBAYER AG·Filed 1974·Granted Oct 5, 1976·22 cites·3 claims
- 1561US2018346629A1Biocompatible polymers and co-polymers, and uses thereofHITZ HANS·Filed 2018·Application pending·0 cites
- 1658US4705991AMethod of operating a high-pressure metal vapor discharge lamp and circuit arrangement for carrying out this methodPHILIPS CORP·Filed 1982·Granted Nov 10, 1987·14 cites·18 claims
- 1757US4151389AMethod of and apparatus for welding sheet steel panelsEICHHORN FRIEDRICH PROF DR·Filed 1977·Granted Apr 24, 1979·12 cites·7 claims
- 1855US4818440ANovel polyether carboxylic acid derivatives, as well as their usesSTAMICARBON·Filed 1983·Granted Apr 4, 1989·16 cites·13 claims
- 1952US4808239AMethod of cleaning contact lens using compositions containing polyether carboxylic acid surfactantALCON LAB INC·Filed 1987·Granted Feb 28, 1989·17 cites·2 claims
- 2051US4599195ASolution and method for removing protein, lipid, and calcium deposits from contact lensesALCON LAB INC·Filed 1984·Granted Jul 8, 1986·13 cites·5 claims
- 2151US2017152335A1Biocompatible polymers and co-polymers, and uses thereofHITZ HANS·Filed 2017·Application pending·0 cites
- 2249US4132759AMethod of purifying brine used in electrolysis by the amalgam processBAYER AG·Filed 1978·Granted Jan 2, 1979·5 cites·8 claims
- 2347US4456596AWound healing glycoside compositionsSCHAEFER ROLF·Filed 1981·Granted Jun 26, 1984·25 cites·16 claims
- 2445US5318717AUse of nonionic surfactant to enhance the cleaning effect of pancreatin on contact lensesALCON LAB INC·Filed 1992·Granted Jun 7, 1994·9 cites·2 claims
- 2544US4521122ANeedle printer assemblyKIENZLE APPARATE GMBH·Filed 1982·Granted Jun 4, 1985·6 cites·12 claims
- 2642US10251814B2Cefuroxime safety delivery systemSCHAEFER ROLF·Filed 2012·Granted Apr 9, 2019·0 cites·21 claims
- 2741US2014065226A1Thermo-responsive hydrogel compositionsBREY ERIC·Filed 2012·Application pending·0 cites
- 2840US4046865AProcess for producing sodium chloride brines suitable for electrolysisBAYER AG·Filed 1976·Granted Sep 6, 1977·3 cites·5 claims
- 2939US2006226683A1Adjustable lumbar support with extensive configurabilityALFMEIER CORP·Filed 2005·Application pending·0 cites
- 3037US5002751AHighly-coercive isometric iron oxides, a process for the production and the use thereofBAYER AG·Filed 1985·Granted Mar 26, 1991·4 cites·8 claims
- 3137US2005280299A1Mounting adaptor for seat assembly, and seat assembly having mounting adaptorALFMEIER CORP·Filed 2004·Application pending·0 cites
- 3236US5627214AUse of diamines in ophthalmic compositionsALCON LAB INC·Filed 1995·Granted May 6, 1997·8 cites·4 claims
- 3333US5415837AUse of diamines to disinfect and clean contact lensesALCON LAB INC·Filed 1993·Granted May 16, 1995·6 cites·8 claims
- 3433US4908206AExtracts of embryonic organs, process for their preparation and pharmaceutical preparation containing themAMICS AG·Filed 1987·Granted Mar 13, 1990·7 cites·18 claims
- 3532US5672575AUse of pluronic surfactant to enhance the cleaning effect of pancreatin on contact lensesALCON LAB INC·Filed 1994·Granted Sep 30, 1997·2 cites·1 claims
- 3629US8980957B2Methods for the preparation of biocompatible polymers, the polymers and their usesSCHÄFER ROLF·Filed 2011·Granted Mar 17, 2015·0 cites·21 claims
- 3729US4303822AApparatus for welding steel sheetsEICHHORN FRIEDRICH PROF DR·Filed 1979·Granted Dec 1, 1981·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →